Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/12/2021
Index Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 04/14/2021 09:48:02 -69.04,-149.36 120.61 04/14/2021 09:49:12 -68.95,-148.29 120.72 43.84 70
2 04/14/2021 10:38:38 68.48, 18.70 58.81 04/14/2021 10:38:46 68.46, 18.74 58.78 3.23 8
3 04/14/2021 11:29:19 -68.35,-173.82 121.34 04/14/2021 11:28:16 -68.35,-173.76 121.35 2.49 63
4 04/17/2021 02:04:46 -68.56, -32.93 122.06 04/17/2021 02:05:46 -68.54, -32.93 122.09 2.58 60
5 04/17/2021 02:55:30 68.43, 134.54 57.80 04/17/2021 02:55:13 68.42, 134.57 57.79 1.48 17
6 04/17/2021 03:46:02 -67.81, -57.36 122.84 04/17/2021 03:44:51 -67.87, -58.44 122.77 45.92 71
7 04/19/2021 18:21:39 -68.50, 82.91 123.05 04/19/2021 18:22:14 -68.50, 82.90 123.06 0.71 35
8 04/19/2021 19:12:23 68.38,-109.61 56.82 04/19/2021 19:11:41 68.38,-109.59 56.82 0.93 42
9 04/22/2021 09:47:57 68.91, 30.83 56.47 04/22/2021 09:49:08 68.78, 31.50 56.33 30.34 71
10 04/22/2021 10:38:32 -68.45,-161.24 124.01 04/22/2021 10:38:42 -68.46,-161.27 124.01 1.64 10
11 04/22/2021 11:29:16 68.33, 6.23 55.86 04/22/2021 11:28:09 68.34, 6.23 55.87 1.14 67
12 04/25/2021 02:04:44 68.54, 147.10 55.21 04/25/2021 02:05:39 68.57, 147.11 55.23 2.84 55
13 04/25/2021 02:55:25 -68.40, -45.39 124.95 04/25/2021 02:55:10 -68.41, -45.45 124.94 2.78 15
14 04/25/2021 03:45:57 67.63, 122.88 54.27 04/25/2021 03:44:48 67.67, 121.33 54.32 65.38 69

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 4/12/2021
SNOs_Map_NPP_TERRA_20210412.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 04/12/2021 in txt file.

Historial Predications of SNOs between NPP and TERRA